Patents by Inventor Sivio Magnani

Sivio Magnani has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Corrugated roofing sheets of synthetic fiber reinforced cement, with a rough surface due to the presence of granular material
    Patent number: 5213869
    Abstract: This invention relates to corrugated roofing sheets for building, made of a mixture of cement and inert materials, reinforced with synthetic fibers in fibrillated mesh form, characterized by having a rough outer surface due to the presence of surface granular material. The granular material is applied to the sheets during their finishing but before the cement has started to set, by simply strewing it over the sheet surface.
    Type: Grant
    Filed: July 23, 1990
    Date of Patent: May 25, 1993
    Assignee: S.I.D.I. Societe Internationale de Developpements Industriels S.A. Holding
    Inventor: Sivio Magnani
  • Corrugated roofing sheets of synthetic fiber-reinforced cement, with a rough surface due to the presence of granular material
    Patent number: 4960616
    Abstract: This invention relates to corrugated roofing sheets for buildings, made of a mixture of cement and inert materials, reinforced with synthetic fibers in fibrillated mesh form, characterized by having a rough outer surface due to the presence of surface granular material. The granular material is applied to the sheets during their finishing but before the cement has start to set, by simply strewing it over the sheet surface.
    Type: Grant
    Filed: January 16, 1990
    Date of Patent: October 2, 1990
    Assignee: ICF Compagnia Italiana Finanaziaria SpA
    Inventor: Sivio Magnani